Spark plug · Hitachi

Equivalents for the Hitachi spark plug 47W

Meet the Hitachi 47W spark plug with thread 14 mm, heat range very hot, tightening torque cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn), reach 9.5 mm. 12 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…

Technical information Hitachi 47W spark plug

Torque
cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn)

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What can replace a Hitachi 47W spark plug?

The Hitachi 47W is interchangeable with: Denso W14US, Letrika FS30, Power Lawn Parts PLP8J, Denso W14-US, Denso W14PRU, Letrika FS35P. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Hitachi 47W?

Thread 14 mm, Reach 9.5 mm, Heat range Very hot, Seat Flat (gasket), Torque cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn)

Cross-references and specifications are provided for guidance only. The wrench size can vary by brand, and some data is inferred from the plug code or an equivalent reference. Always check the vehicle manufacturer's recommendation before buying and fitting.